156969889460

素因数分解:

$2^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{4909}}^1\times {\mathrm{6221}}^1$

素因数の和:11396

約数の個数: 48

約数和(自身を含む): 331040016720

約数和(自身を除く): 174070127260

約数列:

[1, 2, 4, 5, 10, 20, 257, 514, 1028, 1285, 2570, 4909, 5140, 6221, 9818, 12442, 19636, 24545, 24884, 31105, 49090, 62210, 98180, 124420, 1261613, 1598797, 2523226, 3197594, 5046452, 6308065, 6395188, 7993985, 12616130, 15987970, 25232260, 30538889, 31975940, 61077778, 122155556, 152694445, 305388890, 610777780, 7848494473, 15696988946, 31393977892, 39242472365, 78484944730, 156969889460]

約数ペア:

[(1, 156969889460), (2, 78484944730), (4, 39242472365), (5, 31393977892), (10, 15696988946), (20, 7848494473), (257, 610777780), (514, 305388890), (1028, 152694445), (1285, 122155556), (2570, 61077778), (4909, 31975940), (5140, 30538889), (6221, 25232260), (9818, 15987970), (12442, 12616130), (19636, 7993985), (24545, 6395188), (24884, 6308065), (31105, 5046452), (49090, 3197594), (62210, 2523226), (98180, 1598797), (124420, 1261613)]